Diphtheria is pathogenic only when infected with______________?
A. Beta phage
B. Alfa phage
C. Lambda K12
D. Delta Phage
Bacteriology
Which of the following is an acid-fast bacillus_____________?
Which of the following is an acid-fast bacillus_____________?
A. Mycobacterium bacilli
B. Treponema pallidum
C. Neisseria gonorrhea
D. All of the above
Group A B-hemolytic streptococcal infection of the pharynx may be followed in some by_____________?
Group A B-hemolytic streptococcal infection of the pharynx may be followed in some by_____________?
A. Diphtheria
B. Typhoid fever
C. Rheumatic fever
D. Syphilis
Causative agents of Vincent’s angina_____________?
Causative agents of Vincent’s angina_____________?
A. Borrelia vincenti and fusobacterium fusiformis
B. Borrelia recurrents and bateroides
C. Borrelia burgoloferi and lactobacillus
D. Leptospira and Treponema pallidum
A protoplast is best characterized as a bacterial cell______________?
A protoplast is best characterized as a bacterial cell______________?
A. with a cell wall but free of a capsule
B. containing a cell wall and a capsule
C. Free of a cell wall and a capsule
D. Uniquely sensitive to penicillin
Which regards to temperature requirement, most pathogenic bacteria are_____________?
Which regards to temperature requirement, most pathogenic bacteria are_____________?
A. Psychrophiles
B. Mesophiles
C. Cryophiles
D. Thermophiles
One of the following is an agglutination test in the diagnosis of typhoid___________?
One of the following is an agglutination test in the diagnosis of typhoid___________?
A. Widal test
B. Eleks test
C. Mantoux test
D. Wasserman test
Staphylococci typically occur in_________________?
Staphylococci typically occur in_________________?
A. Pairs
B. Chains
C. Tetrads
D. Irregular clusters
In a patient with typhoid, diagnosis after 15 days of onset of fever is best done by_____________?
In a patient with typhoid, diagnosis after 15 days of onset of fever is best done by_____________?
A. Blood culture
B. Widal test
C. Stool culture
D. Urine culture
The virulence factors of Neisseria gonorrhea include all of the following except____________?
The virulence factors of Neisseria gonorrhea include all of the following except____________?
A. Outer membrane proteins
B. IgA Protease
C. M-Proteins
D. Pili